learn debug in php code example
Example 1: php best debugging functions
<?php
$myVar = "hello world!";
var_dump($myVar);
print_r($myVar);
$allVars = get_defined_vars();
print_r($allVars);
debug_zval_dump($allVars);
function sayHello($hello) {
echo $hello;
debug_print_backtrace();
}
sayHello($myVar);
?>
Example 2: php best debugging functions
I find it very useful to print out to the browsers console instead of just var_dumping:
function console_log( $data ){
echo '<script>';
echo 'console.log('. json_encode( $data ) .')';
echo '</script>';
}
Usage:
$myvar = array(1,2,3);
console_log( $myvar );